Pen, Pens, Pencils, Quills, Writing Implements

Other thoughts are

Tombow Zoom 105 City pen

Or

Caran d'Ache Metal Collection Metal-X Line 849 Ballpoint Pen
a

Or

aber-Castell Basic Polished Metal Ballpoint Pen

... But I don't know what they are like yo write with. Where as the Zebra is a known quantity